TA25 Thermal Overload Relay

Basic Info

Product Description

Model NO.: TA25

Usage: Thermal Relay

Size: Miniature

Origin: China

Theory: Thermal Relay

Number of Pole: 5

Trademark: Vaya or OEM

TA25 thermal overload relay

Application

TA25 thermal overload relay are suitable for overload and phase-failure protection of AC motors with frequency of 50&sol;60Hz&comma; voltage up to 690V&comma; current up to 0&period;1-30A under 8-hours duty or uninterrupted duty&period; Functions provided by these relays&comma; are phase-failure protection&comma; temperature compensation&comma; Test button and manual reset&period; Applicable StandardsNational Standard&colon; GB 14048International Standard&colon; IEC 60947-4-1The relays can be mounted onto contactors or installed as single units&period;

Operating Conditions

The altitude couldn t exceed 2000m&period; Ambient temperature&colon; -5 ~&plus;55 degree centigrade and the average temperature no more than &plus;35 degree centigrade in 24 hours&period; Atmosphere&colon; Comparative humidity no more than 50&percnt; at max &plus;40 degree centigrade&comma; and it may be higher at a lower temperature&period; The lowest average temperature no more than &plus;20 degree centigrade in the wettest month&period; The maximum average comparative humidity of this month could not exceed 90&percnt;&comma; The change of temperature leading to dew on the product must be considered&period; Class of pollution&colon; Class 3&period; The slope between installation surface and vertical surface could not exceed plus and minus 5 degreeKeeping away from explosive&comma; corrosive and electric atomy&period; Keeping dry&period; The product should be used and installed at certain place without any shock&comma; vibration etc&period;

Features

Three-phase thermal relays with release class 10&period; With differential phase-failure protection&period; With continuous current adjusting scale&period; With temperature compensation&period; With TEST &lpar;OFF&rpar; button&period; With Manual reset button&period; With Auxiliary contacts 1 NO&plus;1 NC insulated each other&period; Mounting&colon; Plug in connection with contactor or install as a single unit&period;